Merge pull request #1230 from OpenTechFund/feature/972-add-meta-categories-submissions

opentech/apply/categories/models.py

opentech/apply/funds/forms.py

.../migrations/0065_applicationsubmission_meta_categories.py

opentech/apply/funds/models/submissions.py

...s/templates/funds/applicationsubmission_admin_detail.html

...y/funds/templates/funds/applicationsubmission_detail.html

opentech/apply/funds/templates/funds/includes/actions.html

...funds/templates/funds/includes/meta_categories_block.html

...unds/templates/funds/includes/screening_status_block.html

...templates/funds/includes/update_meta_categories_form.html

opentech/apply/funds/tests/test_forms.py

opentech/apply/funds/views.py

opentech/apply/funds/widgets.py